body{
    padding-bottom: 800px;
}
pre.note{
    background-color: #dedede;
    border: 1px solid #aaa;
    white-space: pre-wrap;
    font-size: 12px;
    color: brown;
    line-height: 1.5;
    padding-top: 10px;
    border-radius: 12px;
    box-sizing: border-box;
}
pre.note code{
    background-color: #333;
    display: block;
    color: burlywood;
    font-weight: bold;
    line-height: 1.8;
}
.cbox{
    margin: 4px;
    padding: 6px;
    border: 1px solid #ccc;
}